X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/1d19a5ec3d87dc7d3d8644fa15526f6a7786da04..7f7227c8cf8d97a74535ea8f066aa35afa2d8d09:/src/smpi/colls/reduce-scatter-gather.c

diff --git a/src/smpi/colls/reduce-scatter-gather.c b/src/smpi/colls/reduce-scatter-gather.c
index 280e3e8f3f..19c67947a1 100644
--- a/src/smpi/colls/reduce-scatter-gather.c
+++ b/src/smpi/colls/reduce-scatter-gather.c
@@ -15,7 +15,7 @@ int smpi_coll_tuned_reduce_scatter_gather(void *sendbuf, void *recvbuf,
   int recv_idx, last_idx = 0, newdst;
   int dst, send_cnt, recv_cnt, newroot, newdst_tree_root;
   int newroot_tree_root, new_count;
-  int tag = 4321;
+  int tag = COLL_TAG_REDUCE;
   void *send_ptr, *recv_ptr, *tmp_buf;
 
   cnts = NULL;
@@ -41,7 +41,7 @@ int smpi_coll_tuned_reduce_scatter_gather(void *sendbuf, void *recvbuf,
     send_ptr = (void *) xbt_malloc(new_count * extent);
     recv_ptr = (void *) xbt_malloc(new_count * extent);
     tmp_buf = (void *) xbt_malloc(new_count * extent);
-    memcpy(send_ptr, sendbuf, extent * new_count);
+    memcpy(send_ptr, sendbuf, extent * count);
 
     //if ((rank != root))
     smpi_mpi_sendrecv(send_ptr, new_count, datatype, rank, tag,
@@ -387,6 +387,8 @@ int smpi_coll_tuned_reduce_scatter_gather(void *sendbuf, void *recvbuf,
       }
     }
   }
+  if (tmp_buf)
+    free(tmp_buf);
   if (cnts)
     free(cnts);
   if (disps)